<template>
  <view class="goods-item">
    <!-- 商品左侧图片区域 -->
    <view class="goods-item-left">
      <radio value="r1" :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="radioClick"/>
      <image :src="goods.goods_small_logo || defaultPic" mode="" class="goods-pic"></image>
    </view>
    <!-- 商品右侧信息区域 -->
    <view class="goods-item-right">
      <view class="goods-name">{{ goods.goods_name }}</view>
      <view class="goods-info-box">
        <view class="goods-price">¥{{ goods.goods_price | tofixed}}</view>  
        <uni-number-box v-if="showNumberBox" :min="1" :max="100" :step="1" :value="goods.goods_count" @change="numberBoxClick"></uni-number-box>
      </view>
    </view>
  </view>
</template>

<script>
export default {
  data() {
    return {
      // 默认空图片
      defaultPic: 'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png'
    };
  },
  props: {
    // 商品信息
    goods: {
      type: Object,
      default: {}
    },
    showRadio: {
      type: Boolean,
      default: false
    },
    showNumberBox: {
      type: Boolean,
      default: false
    },
  },
  filters: {
    tofixed(num){
      return Number(num).toFixed(2)
    }
  },
  methods:{
    // 点击单选框他的回调函数
    radioClick(){
      this.$emit('radio-change', {
        goods_id: this.goods.goods_id,
        goods_state: !this.goods.goods_state
      })
    },
    // 点击数字按钮的回调函数
    numberBoxClick(val){
      // console.log(val);
      this.$emit('change-count', {
        goods_count: +val, // 使用+保证val是数字
        goods_id: this.goods.goods_id
      })
    }
  }
};
</script>

<style lang="scss">
  .goods-item {
    display: flex;
    padding: 10px 5px;
    width: 750rpx;
    box-sizing: border-box;
    border: 1px solid #f0f0f0;
    background-color: #ffffff;
    .goods-item-left {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-right: 5px;
      .goods-pic {
        width: 100px;
        height: 100px;
        display: block;
      }
    }
    .goods-item-right {
      display: flex;
      flex: 1;
      flex-direction: column;
      justify-content: space-between;
      .goods-name {
        font-size: 13px;
      }
      .goods-info-box{
        display: flex;
        justify-content: space-between;
        align-items: center;
        .goods-price {
          font-size: 16px;
          color: #c00000;
        }
      }
      
    }
  }
</style>
